$ git clone -n https://gitee.com/DoMouse/ublksrv.git /var/lib/mock/dist-an8.10-build-539474-84268/root/chroot_tmpdir/scmroot/ublksrv
Cloning into '/var/lib/mock/dist-an8.10-build-539474-84268/root/chroot_tmpdir/scmroot/ublksrv'...
$ git fetch origin 6e678efd3c1dc54f5313ca343a5dc73b657292a6:KOJI_FETCH_HEAD
From https://gitee.com/DoMouse/ublksrv
 * [new ref]         6e678efd3c1dc54f5313ca343a5dc73b657292a6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6e678ef fix gcc tool version and trigger build